EP2885086A2 - Werkzeug sowie auf ein verfahren zur ummantelung eines als meterware vorliegenden langgutes - Google Patents
Werkzeug sowie auf ein verfahren zur ummantelung eines als meterware vorliegenden langgutesInfo
- Publication number
- EP2885086A2 EP2885086A2 EP13753090.3A EP13753090A EP2885086A2 EP 2885086 A2 EP2885086 A2 EP 2885086A2 EP 13753090 A EP13753090 A EP 13753090A EP 2885086 A2 EP2885086 A2 EP 2885086A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- thermoplastic
- chamber
- contact zone
- region
- opening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0241—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work for applying liquid or other fluent material to elongated work, e.g. wires, cables, tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D1/00—Processes for applying liquids or other fluent materials
- B05D1/26—Processes for applying liquids or other fluent materials performed by applying the liquid or other fluent material from an outlet device in contact with, or almost in contact with, the surface
- B05D1/265—Extrusion coatings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/20—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to wires
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0022—Combinations of extrusion moulding with other shaping operations combined with cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/02—Small extruding apparatus, e.g. handheld, toy or laboratory extruders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/05—Filamentary, e.g. strands
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/12—General methods of coating; Devices therefor
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C25/00—Surface treatment of fibres or filaments made from glass, minerals or slags
- C03C25/10—Coating
- C03C25/12—General methods of coating; Devices therefor
- C03C25/18—Extrusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
- B05C9/10—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation being performed before the application
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2203/00—Other substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D2256/00—Wires or fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
- B29C48/154—Coating solid articles, i.e. non-hollow articles
-
- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B7/00—Details of, or auxiliary devices incorporated in, rope- or cable-making machines; Auxiliary apparatus associated with such machines
- D07B7/02—Machine details; Auxiliary devices
- D07B7/14—Machine details; Auxiliary devices for coating or wrapping ropes, cables, or component strands thereof
- D07B7/145—Coating or filling-up interstices
Definitions
- the invention relates to a tool and to a method for
- Shroud of a long material available by the meter, in particular in the form of a fiber or a fiber bundle, with at least one thermoplastic layer, with a wetting unit comprising at least one contact zone which can be filled with a flowable thermoplastic, through which the long goods are wetted with the thermoplastic in the form of a continuously continuous strand is feasible.
- a generic method for coating a long good in the form of a wire-shaped object with a thermally fusible material is to be found, which is present within a housing as a heated liquid bath.
- the housing provides a housing section having two housing openings arranged vertically one above the other, through which the wire-shaped object, which is present in the meter, is guided uniaxially vertically from bottom to top through the housing, whereby the wire-shaped article is externally wetted with the material present in molten form.
- the vertically upwardly guided and with molten material encased, wire-shaped The article is cooled immediately after exiting the liquid bath, thereby solidifying shell material.
- the wire-shaped object is pulled over motor-driven rollers under specification of a certain conveying speed through the material filled with molten material housing.
- DE 42 26 343 A1 discloses a method for producing an optical fiber, in which the drawn from a glass preform optical fiber is guided in immediate process sequence by a coating apparatus, is stored in the coating material in liquid form, located on the
- the document DE 41 21 677 A1 describes a method for coating an optical fiber in a pressure coating vessel, the one with pressure
- the pressure-coating vessel has two openings on opposite vessel walls for the passage of an optical fiber which are sealed against leaks.
- the pressure regulation within the pressure coating vessel takes place in such a way that as uniform as possible in connection with the drawing speed with which the optical fiber is drawn through the coating vessel
- US Pat. No. 5,749,971 discloses a device for coating welding electrodes with a flux, in which the welding electrode is conveyed by means of a guide unit through a nozzle-shaped coating unit in which the welding electrode is encased with the liquefied flux which is supplied via lateral feeds to the coating unit becomes.
- the document D10 2010 045 279 A1 describes a device for producing polymer-coated moldings, in particular for coating fibers and filaments. By means of transport rollers, a fiber to be coated is drawn through a guide tube into a bath of liquid polymer and then passed through an aperture on which excess polymer is stripped off. Finally, the polymer-coated fiber passes through further transport rollers under mechanical tension to align the polymers along a
- the invention is based on the object, a tool and a method for sheathing a metered long material, in particular in the form of a fiber or a fiber bundle, with at least one thermoplastic layer, with a wetting unit, which comprises at least one fillable with a flowable thermoplastic contact zone by the Langgut for purposes of wetting with the thermoplastic in the form of a continuously continuous strand is feasible to develop such that the sheathing process of the long goods with
- thermoplastic material with a reduced compared to the prior art number of components required for this purpose can be realized, so that the serving for sheathing tool should be designed as compact and small-sized.
- the means and components required for the realization of the novel tool should be as cost-effective as possible and should be technically simple
- the object underlying the invention is achieved by a specified in claim 1 tool.
- the subject of claim 18 is a
- the solution according to the tool concept is based on the basic principle of a Stoffaustragsdüse, in which at least one pasty flowable material, for example in the form of a softened flowable thermoplastic pressure or
- kraftbeaufschlagt is funded by a nozzle body to form a continuous strand of material, which immediately after leaving the
- thermoplastic which is free-flowing by heating
- a wetting unit makes use of the tool according to the solution for sheathing a piece of long material which is available by the meter by the long goods which are available as bulk goods is introduced via a correspondingly provided in the wetting unit access into the conveying region of the wetting unit pressure or kraftbeetzschlagt penetrating thermally softened and therefore flowable thermoplastic material flow, so that the long good as possible along its peripheral edge encompassing the Thermoplastic is enclosed. Due to acting between the Langgutober Diagram and flowing through the wetting unit thermoplastic
- Feed mechanisms for the long goods is the prerequisite created, the
- the material strand emerging from the tool is preferably for the production of two and in particular three-dimensional components by directly successive laying of the with the
- thermoplast coated long goods can be generated.
- thermoplast-sheathed fibers for example endless filaments, fiber bundles, staple fiber yarns, etc.
- the tool is characterized by the sheathing of a long good that is available by the meter, in particular in the form of a fiber or a fiber
- Fiber bundle with at least one thermoplastic layer, with a
- Wetting unit which comprises at least one contact zone which can be filled with a flowable thermoplastic, through which the elongate material can be guided for purposes of wetting with the thermoplastic in the form of a continuously continuous strand, characterized in that at least one first zone in the at least one contact zone
- a means is further attached, through which the thermoplastic pressure is applied in the
- Contact zone can be introduced in the direction of the exit region, in which the
- Thermoplastic entrains the long goods guided into the contact zone only through frictional force between the thermoplastic and the long goods longitudinally through the outlet region.
- thermoplastic material For reasons of easy handling and feeding of the thermoplastic material through the first feed of the wetting unit is the thermoplastic material
- Thermoplastic provided in the form of a solid strand, which is force fed through the second feed region in the direction of the contact zone by means of a suitably designed conveying means.
- Particularly suitable conveying means are motor-driven conveyor rollers or wheels, along the second
- Feed region are preferably mounted in pairs rotating with each opposite direction of rotation and locally touching the thermoplastic strand to be conveyed on both sides frictionally and promote direction contact zone.
- a heating arrangement is provided in the region of the contact zone and / or along the second supply region through which the solid thermoplastic material is heated and heated
- the second feed region encloses the solid thermoplastic strand along the latter
- the flowable thermoplastic passes through a suitable shaping of the first feed region and the contact zone with a predetermined, in the direction of Outflow region oriented flow direction in the contact zone.
- the long material fed into the contact zone via the first feed region is exclusively flowable by the flow dynamics of the contact zone flowing through
- the flowable thermoplastic can at least partially penetrate the long material depending on the material and consistency of the long material.
- the long material fed into the contact zone is, for example, fiber bundles composed of individual fibers or fibers consisting of individual fiber filaments, such as carbon or plastic fiber strands, a complete complete saturation of the supplied long material with the flowable material takes place within the contact zone
- the wetting unit which is designed in the form of a nozzle body and has at least two feed regions explained above, a contact zone and an exit region, is preferably using generative
- wetting unit according to the solution is scalable as needed and made of heat and pressure resistant material
- preferably made of metal can be made.
- Fiber composites produced automatically and this in economic
- An advantageous embodiment provides along the first feed, through which the long material is introduced into the wetting unit, a separation device, with which it is possible to interrupt the supply of long material by mere cutting, so that the emerging from the tool pasty flowable
- Thermoplastic strand encloses no fiber.
- the tool serves as a discharge nozzle of an exclusively made of flowable thermoplastic material
- Wetting unit via a separately designed conveyor for a controlled introduction of the long product through the first feed in the pressurized with the flowable thermoplastic contact zone from which the long material is re-entrained under frictional engagement with the flowable thermoplastic through the exit region of the wetting unit.
- the robot-guided preferably to
- At least three spatial axes can be guided translationally as well as rotationally, are fiber-reinforced composite components in the way of generative
- the component strength is significantly improved by the presence of the fiber component within the building material compared to conventionally manufactured components, which have been prepared by means of generative layer construction technique improved.
- the solution according to the tool allows by the above-described separation and conveying device for the long goods, a selective shoring of the material-reinforcing fiber content preferably only at those points or areas within a generativ manufactured component, which are subject to a particularly high load, while others
- thermoplastic Component areas that are subjected to only low loads, be constructed exclusively of thermoplastic. Both the interruption of the fiber feed with otherwise continuous Thermoplastaustrag, as well as for the refeeding of the fiber no process interruptions are required, i. the generative manufacturing process can be carried out without interruption. In addition, by the possibility of selective use of the supplied long goods
- FIG. 1 longitudinal section through a schematic representation of a
- Fig. 2a, b first embodiment of a solution according trained
- FIG. 4 additional device for the second embodiment
- Fig. 6 third embodiment of a solution according trained
- Fig. 1 shows a longitudinal section through a solution designed according tool for sheathing a stock as long goods 1, the wetting unit shown in section 2 is loosely available or provided.
- the long material passes through a first feed Z1 in the wetting unit 2.
- the first feed Z1 is formed as a wetting unit 2 completely penetrating hollow channel in the lower end of the
- Wetting unit 2 opens in the exit region A open. Furthermore, at least one second feed region Z2 is provided, through which flowable thermoplastic Tf is fed into a contact zone K, through which the long goods 1 are guided loosely.
- a second variant shows the left side of the sectional image, which will be referred to below.
- the flowable thermoplastic T f is provided in the form of a solid thermoplastic strand T s which is force-fed into an extended region of the second supply region Z 2, which is heated by means of a heating arrangement H.
- Thermoplastic strand softens the thermoplastic and goes into the liquid state and passes under pressure into the contact zone K, which in Fig. 1 with a
- the flowable thermoplastic T f enters the contact zone K with a flow direction predetermined by the channel geometry of the second feed zone Z 2 and opens into the continuing channel section K 2, which opens at the outlet region A.
- frictional contact between the flowable thermoplastic T f and the long goods 1 thus entrained the long goods through the channel section K2 in the direction of the exit region A.
- the long material encased with the thermoplastic exits downwards.
- Thermoplastic in the contact zone K is shown in the left half of the
- thermoplastic T s is provided as solid granules and introduced into a heating arrangement H 'provided for melting the granules.
- the heating arrangement H ' is medium or directly fluidic with the supply Z2' of
- the two exemplary embodiments illustrated in FIG. 1 for realizing a force-fed supply of a flowable thermoplastic into the contact zone can each be implemented separately from one another and also in combination within the framework of a single wetting unit 2.
- the wetting unit 2 thus represents a one-piece nozzle-like body, which can be produced by means of generative production techniques, such as selective laser melting, etc.
- the wetting unit 2 consists of metallic material which has a high thermal conductivity in order to ensure that, for example, a heating arrangement H integrated in the wetting unit 2, as is the case in the embodiment of FIG supplied, in solid form thermoplastic material T s can be melted.
- the wetting unit 2 is arbitrarily scalable and for most different
- the tool is particularly small and easy to carry out and therefore basically suitable for attachment to robot-guided manipulator end arms.
- Figure 2a shows a schematic representation of the essential components of a solution according to the tool for sheathing a long goods 1 with
- the tool provides, as the first supply region Z1, a supply channel 5 which opens via an upper channel opening 10 and into a contact zone K formed as a chamber 3
- Inlet opening 4 features.
- By the feed channel 5 is loosely a long goods 1,
- the chamber 3 opposite, an outlet opening 6 is provided coaxially, the diameter d2 is preferably sized larger than the diameter d1 of the feed channel 5 at the place of Inlet 4.
- FIG. 2b shows the chamber 3 with the adjacent inlets and outlets, as explained below.
- the delivery line 7 opens into the chamber 3 via a line section 71 tapered in cross section, wherein the line section 71 has a line axis L which is obliquely inclined relative to the axis A1 that can be assigned to the feed channel 5 and encloses an angle .alpha. Which is in the range between 10.degree and 80 °, preferably 45 ° + 20 °.
- thermoplastic has a flow direction, which is oriented in the direction of the outlet opening 6.
- the chamber 3 has a
- Chamber wall inner contour which supports a flow of introduced into the chamber 3 flowable thermoplastic through the outlet opening 6.
- the chamber 3 also has a concentric, preferably circular around the guided through the chamber 3 long goods 1, so that in the chamber. 3
- thermoplastic material enclosing the long goods 1 all-encompassing or can wet.
- a further delivery line 7 ' is provided, which in the same way via a
- Line section 71 ' opens into the chamber 3.
- Feeding of flowable thermoplastic in the chamber 3, a uniform sheathing of the long material 1 can be supported with thermoplastic material.
- thermoplastic takes place in the form of a solid thermoplastic strand T s , which is pushed into the individual delivery lines 7, 7 'by force. This is done by means M, M 'that presses the solid thermoplastic strand Ts in each case along the conveying line 7, 7 ' .
- a heating arrangement 9, 9 ' provided along the feed line 7, T is capable of the end of the solid thermoplastic strand Ts facing the chamber 3 in each case
- thermoplastic material T F in the chamber 3 is the loose 1 through the feed channel 5 into the chamber 3 opening long goods 1 in the direction of the outlet opening. 6
- the outlet opening 6 is adjoined by a further flow channel K2, which opens open at the outlet area A of the tool.
- a separating device 13 is also attached, which is able to cut through the long goods 1 guided by the feed channel 5, if necessary.
- a mechanical separation device with a laterally to the feed channel 5 movably mounted blade or a thermal separation device, for example.
- the long goods locally by melting to can separate, etc.
- thermoplastic material With the help of the separator 13, it is possible to use the tool as needed for the exclusive discharge of thermoplastic material through the outlet opening without feeding a long product.
- thermoplastic flow is in the form of a compressed air source and fed via a connecting channel 11 compressed air into the feed channel 5, whereby the loosely opening into the feed channel 5 long goods 1 is pushed or blown in the direction of the chamber 3.
- the elongated product 1 is, for example, a fiber with a very smooth surface, as is the case, for example, with optical fibers, a motor-driven one is suitable as the conveying means 14 instead of a compressed-air source
- FIG. 3 shows a further embodiment for the embodiment of the tool, in which the first and second feed regions Z1, Z2 are formed in a conical shape
- Chamber KK open, which has a conically tapered in the direction of the exit area A wall contour.
- the conically shaped chamber KK has a funnel-shaped receiving opening AO opposite the exit area A, relative to which a means M is fixed in space, through which the thermoplastic material in the form of a solid thermoplastic strand T s is pressurized into the conically formed chamber KK in the direction of the exit area A. is introduced.
- a means M is fixed in space
- the thermoplastic material in the form of a solid thermoplastic strand T s is pressurized into the conically formed chamber KK in the direction of the exit area A. is introduced.
- At least in the region of the outlet area A there is a heating arrangement H on the conical chamber KK, through which the
- Thermoplastic strand Ts is heated and transferred into a flowable form.
- thermoplastic material as a material strand MS.
- FIG. 4 illustrates a design possibility with which the feed of the elongated product 1 can be interrupted based on the exemplary embodiment shown in FIG. 3 so that exclusively a material strand of thermoplastic material can be discharged through the outlet region A of the conical chamber KK.
- a notching device KE provided, through which along the supplied thermoplastic strand Ts a notch can be locally introduced.
- the long goods 1 are not guided through the receiving area AO into the conical chamber KK, but are introduced laterally into the conical chamber KK, as can be seen from the image representation according to FIG.
- the long goods 1 thus extends transversely to the feeding direction of the thermoplastic strand Ts through the upper region of the conical chamber KK such that the long product 1 rests against the surface of the thermoplastic strand Ts.
- thermoplastic strand Ts in the region of the long material 1, so the long material 1 opens into the notch and is taken from the thermoplastic strand T s in the direction of the conical chamber KK and passed through the exit region A.
- FIG. 6 shows a third exemplary embodiment for the realization of a solution designed according to the tool for producing a heated, flowable
- the tool designed as wetting unit 2 provides a hollow-cylindrical section 15, preferably in the form of a hollow metal cylinder, which corresponds to the second feed zone Z2, through which the solid strand-like, as well as by the meter present thermoplastic is insertable.
- the solid, preferably cylindrically formed, thermoplastic strand penetrates from above into the
- Feed line 7 of the section 15 is introduced, along which two conveyor belts designed as transport M are mounted, each having a motor-driven and an oppositely oriented direction of rotation through which the solid thermoplastic strand from top to bottom force or pressure is promoted.
- a provided along the feed line 7 heater 9 ensures softening of the solid thermoplastic strand, so that it is ensured that the guided along the feed line 7 thermoplastic is transferred in the lower region of the feed line 7 in the flowable state.
- the hollow cylindrical portion 15 of the conveying line 7 has a substantially constant channel cross section, which in the lower region along the so-called transition region 16 to a smaller diameter corresponding to
- Line opening 8 continuously tapers.
- Both the hollow cylindrical portion 15 of the conveying line 7 and the transition region 16 and the conduit opening 8 and outlet opening 6 are penetrated by a common axis of symmetry S.
- thermoplastic strand (not darg Limit) has a
- the softened thermoplastic material passes into the transition region 16, through the continuous diameter taper in the conveying direction, the flowable
- Thermoplastic material a significant pressure increase with a maximum
- a non-illustrated in the figure 6 long goods preferably supplied in the form of a fiber bundle or a single fiber without force.
- the storage of the fiber is preferably carried out by a reservoir creel, from which the fiber stored as continuous length is unwound without force.
- the fiber or the fiber bundle has a fiber diameter or fiber bundle diameter which corresponds approximately to the diameter d1 of the feed channel 5. In this way, the fiber itself ensures that softened thermoplastic material is not affected by the
- the dimensioning of the outlet opening 6 is selected such that, in principle, the diameter d2 of the outlet opening 6 is selected to be greater than d1, preferably 0.1 d2 ⁇ d1 ⁇ 0.8 d2.
- Fiber feeder to be provided a separation device, as for example. From Figures 2a, 4 and 5 can be removed. It is also conceivable, a corresponding separating device 13 'in the connection or in the area of
- Fiber holding device 18 preferably in the form of a clamping device
- thermoplastic strand exiting thermoplastic strand is carried.
- Outlet opening 6 provided separation device 13 'in combination with a corresponding Faserarret ist 18 along the feed channel 5 can be dispensed with in connection with the above embodiments according to Figures 2a, 4 and 5 explained conveyor. If it is the supply of fiber along the exiting thermoplastic strand to take up again, so it only requires a release of the fiber-holding device 18, whereby the fiber is again, force-free, the chamber 3 'is supplied solely due to acting along the fiber tensile forces, the between Fiber and the softened, arising from the outlet opening thermoplastic material occurring materially frictional forces result.
- thermoplastic strand Ts thermoplastic strand
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Clinical Laboratory Science (AREA)
- Health & Medical Sciences (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Moulding By Coating Moulds (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012016248.0A DE102012016248A1 (de) | 2012-08-16 | 2012-08-16 | Werkzeug sowie Verfahren zur Ummantelung eines als Meterware vorliegenden Langgutes |
| PCT/EP2013/002433 WO2014026762A2 (de) | 2012-08-16 | 2013-08-13 | Werkzeug sowie auf ein verfahren zur ummantelung eines als meterware vorliegenden langgutes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2885086A2 true EP2885086A2 (de) | 2015-06-24 |
| EP2885086B1 EP2885086B1 (de) | 2016-08-10 |
Family
ID=49035511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP13753090.3A Not-in-force EP2885086B1 (de) | 2012-08-16 | 2013-08-13 | Werkzeug sowie verfahren zur ummantelung eines als meterware vorliegenden langgutes |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20150202646A1 (de) |
| EP (1) | EP2885086B1 (de) |
| DE (1) | DE102012016248A1 (de) |
| ES (1) | ES2602288T3 (de) |
| WO (1) | WO2014026762A2 (de) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140232035A1 (en) * | 2013-02-19 | 2014-08-21 | Hemant Bheda | Reinforced fused-deposition modeling |
| GB201304968D0 (en) * | 2013-03-19 | 2013-05-01 | Eads Uk Ltd | Extrusion-based additive manufacturing |
| DE102014211929A1 (de) | 2014-06-23 | 2016-01-07 | ContiTech Transportsysteme GmbH | Verfahren zur Herstellung eines Zugträgers in Seilkonstruktion, insbesondere für Fördergurte |
| DE102014009390A1 (de) | 2014-06-25 | 2015-12-31 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vorrichtung zur räumlich unterstützten Führung eines biegeelastischen Stranggutes sowie deren Verwendung in einer Anordnung zum Herstellen eines dreidimensionalen Objektes im Wege eines generativen Herstellverfahrens |
| WO2016149181A1 (en) * | 2015-03-19 | 2016-09-22 | Board Of Regents, The University Of Texas System | Structurally integrating metal objects into additive manufactured structures |
| EP3106284A1 (de) * | 2015-06-18 | 2016-12-21 | Siemens Aktiengesellschaft | Verfahren und vorrichtung zum auftragen zumindest eines werkstoffs, extruder, 3d-druckkopf, 3d-drucker, werkzeugmaschine und steuereinrichtung |
| CN108527838B (zh) * | 2017-03-01 | 2020-10-02 | 中国科学院宁波材料技术与工程研究所 | 3d打印耗材拉丝设备 |
| DE102018118883B3 (de) * | 2018-08-03 | 2020-01-16 | Kraussmaffei Technologies Gmbh | Verfahren und Vorrichtung zur Herstellung eines faserverstärkten Plastifikats und Verwendung der Vorrichtung zur additiven Fertigung |
| CN109266987A (zh) * | 2018-08-29 | 2019-01-25 | 广州倬粤动力新能源有限公司 | 锌丝的加工设备 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US508370A (en) * | 1893-11-07 | William a | ||
| US2341731A (en) * | 1942-03-07 | 1944-02-15 | Gen Motors Corp | Wire coating apparatus |
| US3019484A (en) * | 1958-06-19 | 1962-02-06 | Boehler & Co Ag Geb | Apparatus for applying a coating on welding electrode material |
| US3181501A (en) * | 1961-09-28 | 1965-05-04 | Borden Co | Machine for application of hot melt adhesive |
| GB1578327A (en) * | 1976-04-22 | 1980-11-05 | Standard Telephones Cables Ltd | Heating or cooling extruded materials |
| CH616351A5 (de) | 1976-07-20 | 1980-03-31 | Battelle Memorial Institute | |
| DE3709009A1 (de) * | 1987-03-19 | 1988-10-06 | Siemens Ag | Querspritzkopf |
| DE3726337A1 (de) * | 1987-08-07 | 1989-02-16 | Mayer Fa Karl | Fadenendesuchvorrichtung |
| DE4121677A1 (de) | 1991-06-29 | 1993-01-07 | Rheydt Kabelwerk Ag | Verfahren zum beschichten einer optischen faser |
| DE4226343C2 (de) | 1992-08-08 | 2002-07-18 | Rheydt Kabelwerk Ag | Verfahren und Vorrichtung zur Herstellung einer optischen Faser |
| US5749971A (en) * | 1996-03-28 | 1998-05-12 | Ni; Chong Yang | Apparatus for making a welding flux coating continously on a welding electrode |
| DE19728420C2 (de) * | 1997-07-03 | 2000-11-02 | Krantz Textiltechnik Gmbh | Düseneinheit zum Transport eines textilen Stranges |
| US8132740B2 (en) * | 2006-01-10 | 2012-03-13 | Tessonics Corporation | Gas dynamic spray gun |
| KR20120094922A (ko) * | 2009-09-30 | 2012-08-27 | 튀링기셰스 인슈티투트 퓌르 텍스틸-운트 쿤스트슈토프-포르슝 이.브이. | 클래딩 재료 및 캐리어 재료를 갖는 성형체 및 이의 제조 방법 |
| JP5869587B2 (ja) * | 2010-12-30 | 2016-02-24 | ダウ グローバル テクノロジーズ エルエルシー | 冷却されたダイランド部を有するダイアセンブリ |
-
2012
- 2012-08-16 DE DE102012016248.0A patent/DE102012016248A1/de not_active Withdrawn
-
2013
- 2013-08-13 ES ES13753090.3T patent/ES2602288T3/es active Active
- 2013-08-13 EP EP13753090.3A patent/EP2885086B1/de not_active Not-in-force
- 2013-08-13 WO PCT/EP2013/002433 patent/WO2014026762A2/de not_active Ceased
- 2013-08-13 US US14/421,651 patent/US20150202646A1/en not_active Abandoned
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2014026762A3 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014026762A2 (de) | 2014-02-20 |
| WO2014026762A3 (de) | 2014-04-10 |
| US20150202646A1 (en) | 2015-07-23 |
| DE102012016248A1 (de) | 2014-02-20 |
| EP2885086B1 (de) | 2016-08-10 |
| ES2602288T3 (es) | 2017-02-20 |
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